Kairos - Season 1 Episode 25 Song Ja Goes Missing
Overview: Song Ja asks Jin Ho to return to her what she gave him to hold onto so that she can stand face-to-face with Chairman Yu. In September, Seo Jin and Ae Ri start to cooperate to catch Lee Taek Gyu. Meanwhile, Seo Jin heads over to see Song Ja at a hotel to get evidence but finds her missing with traces of blood on the floor.